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9202 (1993 PB)
Classification: Apollo [NEO]          SPK-ID: 2009202
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 130 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6075633560434937 1.1151e-08  
a 1.423901519419024 5.0228e-09 au
q .5587911336053719 1.5496e-08 au
i 40.82380533359367 1.5577e-06 deg
node 315.9212593220907 8.9201e-07 deg
peri 212.3222435085725 1.2774e-06 deg
M 132.8593023202784 6.6357e-06 deg
tp 2458971.461851754693
(2020-May-01.96185175)
1.025e-05 TDB
period 620.6094110711406
1.70
3.2838e-06
8.991e-09
d
yr
n .5800749933499367 3.0693e-09 deg/d
Q 2.289011905232676 8.0744e-09 au
  Orbit Determination Parameters
   # obs. used (total)      569  
   data-arc span      10168 days (27.84 yr)  
   first obs. used      1993-08-13  
   last obs. used      2021-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47322  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-15 06:33:54  

Additional Information
 Earth MOID = .373253 au 
 Jupiter MOID = 2.91055 au 
 T_jup = 4.283 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.88   n/a E2021B10  
diameter diameter 1.617 km 0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.332   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

9202 (1993 PB)          Discovered 1993-Aug-13 by Spacewatch at Kitt Peak
Reference: 19980910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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